diff --git a/src/itdelatrisu/opsu/Options.java b/src/itdelatrisu/opsu/Options.java
index 553c54cb..8f1f7f3e 100644
--- a/src/itdelatrisu/opsu/Options.java
+++ b/src/itdelatrisu/opsu/Options.java
@@ -63,6 +63,7 @@ import yugecin.opsudance.core.DisplayContainer;
 import yugecin.opsudance.core.errorhandling.ErrorHandler;
 import yugecin.opsudance.core.events.EventBus;
 import yugecin.opsudance.events.BubbleNotificationEvent;
+import yugecin.opsudance.events.ResolutionChangedEvent;
 import yugecin.opsudance.movers.factories.ExgonMoverFactory;
 import yugecin.opsudance.movers.factories.QuadraticBezierMoverFactory;
 import yugecin.opsudance.movers.slidermovers.DefaultSliderMoverController;
@@ -346,6 +347,7 @@ public class Options {
 			@Override
 			public void clickListItem(int index) {
 				resolutionIdx = index;
+				setDisplayMode(DisplayContainer.instance);
 			}
 
 			@Override
diff --git a/src/yugecin/opsudance/core/DisplayContainer.java b/src/yugecin/opsudance/core/DisplayContainer.java
index 35a47aba..ba782b9a 100644
--- a/src/yugecin/opsudance/core/DisplayContainer.java
+++ b/src/yugecin/opsudance/core/DisplayContainer.java
@@ -59,6 +59,9 @@ import static yugecin.opsudance.core.Entrypoint.sout;
  */
 public class DisplayContainer implements ErrorDumpable, KeyListener, MouseListener {
 
+	@Deprecated
+	public static DisplayContainer instance; // TODO d remove this
+
 	private static SGL GL = Renderer.get();
 
 	public final EventBus eventBus;
@@ -117,6 +120,7 @@ public class DisplayContainer implements ErrorDumpable, KeyListener, MouseListen
 		this.eventBus = eventBus;
 		this.cursor = new Cursor();
 		drawCursor = true;
+		instance = this;
 
 		outTransitionListener = new TransitionFinishedListener() {
 			@Override
@@ -317,6 +321,11 @@ public class DisplayContainer implements ErrorDumpable, KeyListener, MouseListen
 	}
 
 	private void initGL() throws Exception {
+		InternalTextureLoader.get().clear();
+		GameImage.destroyImages();
+		GameData.Grade.destroyImages();
+		Beatmap.destroyBackgroundImageCache();
+
 		GL.initDisplay(width, height);
 		GL.enterOrtho(width, height);